code: def reset(self, *args, **kwargs):
      super().reset(*args, **kwargs)
      self._test_area = None
      self._full_vote_miou = None
      self._vote_miou = None
      self._full_confusion = None
      self._iou_per_class = {}
  
file_path: torch-points3d/torch_points3d/metrics/s3dis_tracker.py
imports: from typing import Dict, Any
  import logging
  import torch
  from torch_geometric.nn.unpool import knn_interpolate
  from torch_points3d.metrics.confusion_matrix import ConfusionMatrix
  from torch_points3d.metrics.segmentation_tracker import SegmentationTracker
  from torch_points3d.metrics.base_tracker import BaseTracker, meter_value
  from torch_points3d.datasets.segmentation import IGNORE_LABEL
  from torch_points3d.core.data_transform import SaveOriginalPosId
  from torch_points3d.models import model_interface
label_desc: Use image node_id 1 for calling the S3DISTracker obj's underlying member method code with example usage: obj.reset() without return types